TABLE 7.

Substrate specificity of 5′-nucleotidase activity^a

Substrate	Relative activityb of:
	NucA	rNucA
AMP	100	100
ADP	89	40
ATP	81	97
CMP	91	106
CDP	92	95
CTP	59	97
GMP	94	96
GDP	73	39
GTP	75	37
TMP	124	133
TDP	72	10
TTP	73	26
UMP	81	62
UDP	84	72
UTP	53	103

^a5′-Nucleotidase was assayed as described in Materials and Methods. Substrates were added to a final concentration of 1.5 mM. 

^bValues are expressed as percent relative activity compared to 5′AMP, which is given a value of 100.